/* 公共flex */

.u-flex {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.u-flex-center {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.u-flex-wrap {
    display: flex;
    flex-wrap: wrap;
}

.u-flex-nowrap {
    flex-wrap: nowrap;
}

.u-col-center {
    align-items: center;
}

.u-col-top {
    align-items: flex-start;
}

.u-col-bottom {
    align-items: flex-end;
}

.u-row-center {
    justify-content: center;
}

.u-row-left {
    justify-content: flex-start;
}

.u-row-right {
    justify-content: flex-end;
}

.u-row-between {
    justify-content: space-between;
}

.u-row-around {
    justify-content: space-around;
}

.u-flex-col {
    display: flex;
    flex-direction: column;
}


/* 页面最小高度 */

.relative_height {
    min-height: 100vh;
    position: relative;
}


/* 悬浮变手 */

.hand {
    cursor: pointer;
}


/* 只展示一行文字 */

.webkit-line-clamp-one {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* 只展示二行文字 */

.webkit-line-clamp-two {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}


/* 只展示三行文字 */

.webkit-line-clamp-three {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}


/* 页面公共宽度-公共内页 */

.pageWidth {
    width: 100%;
    margin: 0 auto;
}

@media screen and (max-width: 3000px) {
    .pageWidth {
        width: 1440px;
    }
}

@media screen and (max-width: 1920px) {
    .pageWidth {
        width: 1280px;
    }
}

@media screen and (max-width: 1700px) {
    .pageWidth {
        width: 1000px;
    }
}


/* 首页 -页面宽度*/

.indexWidth {
    width: 100%;
    margin: 0 auto;
}

@media screen and (max-width: 3000px) {
    .indexWidth {
        width: 1600px;
    }
}

@media screen and (max-width: 1920px) {
    .indexWidth {
        width: 1280px;
    }
}

@media screen and (max-width: 1700px) {
    .indexWidth {
        width: 1100px;
    }
}


/* 兼容1366 */

@media screen and (max-width: 1500px) {
    .indexWidth {
        width: 1000px;
    }
}